epc-as-a-service functionality added

Change-Id: Idf09aa925eb43f898e6c645ba3ef136ca5e94f11
diff --git a/xos/tosca/resources/vbbutenant.py b/xos/tosca/resources/vbbutenant.py
index d8cf10d..06fd852 100644
--- a/xos/tosca/resources/vbbutenant.py
+++ b/xos/tosca/resources/vbbutenant.py
@@ -5,7 +5,7 @@
 class XOSVBBUTenant(XOSResource):
     provides = "tosca.nodes.VBBUTenant"
     xos_model = VBBUTenant
-    copyin_props = ("tenant_message",)
+    copyin_props = ()
     name_field = None
 
     def get_xos_args(self, throw_exception=True):